The Endeavour 43 stands as a definitive example of the "Florida-built" cruising yacht, marking a pivotal moment in the history of the Endeavour Yacht Corporation. Launched in 1979 and designed by Bob Johnson—who would later gain international fame as the founder of Island Packet Yachts—the Endeavour 43 was engineered to be a spacious, blue-water capable home for sailors who prioritized interior volume and a stable motion over light-air racing performance. With its significant 14-foot beam and heavy displacement, the 43 was the "big sister" to the highly successful Endeavour 37, offering a more sophisticated hull shape and the increased privacy of a dedicated center-cockpit layout. During its production run from 1979 to 1984, approximately 160 hulls were completed, primarily as ketch rigs, though a few cutter-rigged versions exist.
Endeavour 43 Information, Review, Specs

- Make
- Endeavour
- Model
- 43
- Builder
- Endeavour Yacht Corp.
- Designer
- Robert Johnson
- Number Built
- 185
- Production Year(s)
- 1979 - 1985
Sailing Performance & Handling
The sailing characteristics of the Endeavour 43 are dictated by its substantial displacement-to-length (D/L) ratio of approximately 333, categorizing it firmly as a heavy-displacement cruiser. This weight, totaling 32,000 pounds with 12,000 pounds of lead ballast, provides a "freight train" effect; while it requires a stiff breeze to get moving, once the hull reaches hull speed, it carries immense momentum through chop and heavy seas. According to technical documentation maintained by the Endeavour Owners Group, the boat was designed with a shoal draft of 5'6", making it exceptionally well-suited for the shallow waters of the Bahamas and the Chesapeake Bay without sacrificing the ability to track well upwind.
Under sail, the ketch rig offers numerous "gears" for varying wind conditions. In heavy weather, sailing under a "jib and jigger" (headsail and mizzen) configuration allows the boat to remain balanced and manageable without the need for aggressive reefing of the main. However, with a sail area-to-displacement (SA/D) ratio of roughly 13.7, the Endeavour 43 can feel under-canvassed in light air. Owners often report that the boat "comes alive" in 15 knots of wind or more. The steering is typically heavy but predictable, aided by a long-finned keel and a protected skeg-hung rudder that offers excellent directional stability, reducing the workload on the helmsman or autopilot during long offshore passages.
Interior Comfort & Variations
The Endeavour 43 was often marketed for its "Great Room" feel, a result of the massive beam and the height afforded by the center-cockpit configuration. The interior is characterized by expansive use of teak joinery and a layout that maximizes privacy for two couples or a family. The primary variation found on the market is the choice between the "Standard" and "Tri-Cabin" layouts. The most common configuration features a massive owner’s stateroom aft with a private head and shower, accessible via a walkthrough gallery that typically houses a large, seaworthy engine room underneath the cockpit sole.
The main salon is notable for its 6'7" headroom, a feature rarely seen in boats of this vintage. The galley is almost always U-shaped and positioned to port, designed to be used safely while underway. Because these boats were often used as liveaboards, the storage capacity is immense, with deep lockers and bilge storage that take advantage of the hull's high volume. Some earlier units utilized plywood coring in certain interior bulkheads, while later models transitioned toward more refined fiberglass modules, though the "wood-heavy" aesthetic remained a hallmark of the Endeavour brand throughout the 43's production life.
Known Issues & Buyer’s Checklist
Prospective buyers of an Endeavour 43 should approach the survey with a focus on the structural and mechanical systems typical of 1980s Florida builds.
- Chainplates: Unlike some earlier Endeavours with outboard chainplates, the 43 uses internal chainplates. These are notorious for leaking at the deck seal, which can lead to localized rot in the bulkhead or corrosion of the stainless steel tangs hidden behind cabinetry.
- Deck Core: The decks are balsa-cored. High-signal areas for moisture ingress include the areas around the mast partners, stanchion bases, and the windlass mounting point. A percussion test (hammer sounding) is essential to identify delamination.
- Fuel Tanks: The original black steel fuel tanks are a known "gotcha." Over forty years, condensation and "sump rot" can cause these tanks to leak from the bottom up. Replacement often requires significant joinery work or cutting the tank into pieces for removal.
- Rudder Post and Skeg: Given the age and displacement, the rudder bushings and the bronze shoe at the base of the skeg should be inspected for play. Excessive vibration while motoring often points to a worn cutless bearing or a misaligned Perkins 4-154 or 4-108 engine, which were the standard powerplants.
Community & Resources
The Endeavour 43 benefits from one of the most dedicated owner associations in the cruising world. The Endeavour Owners Group serves as a comprehensive technical wiki, hosting original brochures, wiring diagrams, and owner-submitted modifications. This resource is vital for anyone maintaining an E43, as it contains specific workarounds for the obsolete hardware and plumbing systems used during the original construction in Largo, Florida.
The Verdict
The Endeavour 43 is a robust, "honest" cruising boat that offers more living space per foot than almost any other vessel in its price bracket. While it will never win a light-air regatta, its sea-kindly motion and immense storage make it a premier choice for budget-conscious coastal cruisers and liveaboards.
Pros:
- Exceptional interior volume and headroom, ideal for long-term living.
- The ketch rig provides versatile sail handling options for shorthanded crews.
- Robust, heavy-displacement hull delivers a comfortable motion in a seaway.
- Strong community support and technical documentation availability.
Cons:
- Sluggish performance in light winds (under 10 knots).
- Potential for high-cost maintenance items like fuel tank and chainplate replacement.
- Large beam can make finding affordable slips in some marinas more difficult.
Measurements
Construction & Hull
- Construction Material
- Fiberglass
- Hull Type
- Monohull Sailboat
- Keel Type
- Fin
- Rudder
- 1x Skeg-Hung
- Ballast
- 12000 lbs
- Displacement
- 33000 lbs
- Water Capacity
- 200 gal
- Fuel Capacity
- 175 gal
Dimensions
- Length Overall (LOA)
- 45.25 ft
- Waterline Length (LWL)
- 35 ft
- Beam
- 14 ft
- Draft
- 5.5 ft
- Max Headroom
- -
- Air Draft
- -
Rig & Sails
- Rig Type
- Ketch
- P (Main Luff)
- 47.5 ft
- E (Main Foot)
- 18 ft
- I (Foretriangle Height)
- 55 ft
- J (Foretriangle Base)
- 17 ft
- Forestay Length (est)
- 57.57 ft
- Sail Area
- 1030 sqft
Calculations
- Sail Area / Displacement (SA/D) Ratio
- 16.01
- Ballast / Displacement Ratio
- 36.36
- Displacement / Length Ratio (D/L) Ratio
- 343.61
- Comfort Ratio
- 39.87
- Capsize Screening Formula
- 1.75
- Hull Speed
- 7.93 kn